Waltham, MACIK 20118824 filings on record
Reported 13F value by quarter
Portfolio value trend — upgrade to see history
UpgradeLargest positions by weight
329 positions · Q4 2025
| # | Security | Shares | Value | % Port. | Δ Shares | Activity |
|---|---|---|---|---|---|---|
| 1 | Spdr S&P 500 ETF Tr | 417.8K | $285.75M | 17.6% | −1.2K | Reduced |
| 2 | J P Morgan Exchange Traded F | 4.88M | $247.98M | 15.2% | +1.02M | Added |
| 3 | Ishares Tr | 4.03M | $203.63M | 12.5% | +1.85M | Added |
| 4 | Amphenol Corp New |
| 510.3K |
| $69.10M |
| 4.2% |
| −91.1K |
| Reduced |
| 5 | Microsoft Corp | 113.5K | $54.87M | 3.4% | +582 | Added |
| 6 | Amazon Com Inc | 237.2K | $54.76M | 3.4% | −3.6K | Reduced |
| 7 | Alphabet Inc | 164.4K | $51.44M | 3.2% | +1.1K | Added |
| 8 | Quanta Svcs Inc | 101.9K | $43.00M | 2.6% | −14.3K | Reduced |
| 9 | American Express Co | 113.4K | $41.94M | 2.6% | −3.1K | Reduced |
| 10 | Costco Whsl Corp New | 45.2K | $39.01M | 2.4% | +3.0K | Added |
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